1.
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Let x be the sample mean of a random sample of size 16 from N(2,4), and
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let y be the sample mean of another random sample of size 4 from the
same parent population
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Q. Find the probability P(x - y > 0 )
2.
An anumal ecologist suggests three methods to prevent squirrels
from damaging Cryptomeria plantations. To determine the effectiveness
of the three methods, a small experiment was conducted with 9 replications
for each treatment(method).
Mean square error(MSE) of the experiment is 60.
Please 1) state an appropriate model and its assumptions
2) construct a complete ANOVA table based on the given information
and state your conclusions. Let the a = 0.05 .
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Method
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I II III
Treatment Total 243 324 189
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